What is China's calligraphy as an object of expression and as a tool of expression?

China's calligraphy is an artistic form with Chinese characters as the object of expression and pen, ink, paper and inkstone as the tool of expression. It is not only an artistic expression of Chinese character writing, but also an important part of China traditional culture. In ancient China, calligraphy was regarded as the embodiment of cultural spirit and an important social etiquette. It has artistic, practical and cultural significance, and plays an important role in inheriting and carrying forward Chinese culture and cultivating people's aesthetic taste and cultivation.